#devService{
  .bigimg{
    width: 100%;
    height:680px;
    background: url("https://djmaftersales.oss-cn-shenzhen.aliyuncs.com/zjhpro/maomi/pic_bg_development_services_1.png") no-repeat center center;
    background-size: cover;
    min-width: 1400px;
    position: relative;
    margin-bottom: 68px;
    .txts{
      text-align: center;
      color:#fff;
      position: absolute;
      top:280px;
      width: 100%;
      .bigtitle{
        font-size: 50px;
        font-weight: 700;
        margin-bottom: 40px;
        letter-spacing: 2px;
      }
      .littitle{
        font-size: 20px;
        font-weight: 700;
        letter-spacing: 22px;
      }
    }
    .txts::after{
      content: '';
      display: block;
      width: 175px;
      height: 4px;
      background: #fff;
      margin: 40px auto 0;
    }
  }
  .mk1{
    width: 100%;
    margin-bottom: 68px;
    .titles{
      text-align: center;
      margin-bottom: 68px;
      .title{
        font-size: 38px;
        color: #141414;
        font-weight: bolder;
      }
      .littitle{
        color: #6b798e;
        letter-spacing: 3px;
        margin-top: 12px;
      }
    }
    .type{
      width: 100%;
      overflow: hidden;
      position: relative;
      >div{
        display: block;
        width: 31%;
        float: left;
        position: relative;
        .bg1{
          width: 100%;
        }
        .bg2{
          width: 100%;
          position: absolute;
          top:0;
          left:0;
          z-index: 10;
          opacity: 0;
          transition: opacity 1s;
        }
        .icon{
          width: 90px;
          position: absolute;
          left: calc(50% - 60px);
          top: calc(50% - 90px);
          z-index: 20;
          img{
            display: block;
            width: 100%;
          }
          .icon1{
            opacity: 1;
            transition:opacity 0.8s;
          }
          .icon2{
            opacity: 0;
            transition:opacity 0.5s, top 1s;
            position: absolute;
            top:0;
            left:0;
          }
        }
        .title{
          width: 100%;
          text-align: center;
          font-weight: bolder;
          padding-left: 5px;
          letter-spacing: 5px;
          position: absolute;
          padding-right: 30px;
          box-sizing: border-box;
          color: #fff;
          font-size: 22px;
          top: calc(50% + 50px);
          z-index: 20;
          display: block;
        }
        .link{
          content: "";
          width: 68px;
          height: 5px;
          background: #141414;
          position: absolute;
          left: calc(50% - 48px);
          top: calc(50% + 22px);
          opacity: 0;
          z-index: 20;
          transition: opacity .5s,top 1s;
          -moz-transition: opacity .5s,top 1s;
          -webkit-transition: opacity .5s,top 1s;
        }
        .miaosu{
          color: #0a1633;
          line-height: 40px;
          font-size: 16px;
          opacity: 0;
          text-align: center;
          -webkit-transition: opacity .5s,top 1s;
          width: 300px;
          position: absolute;
          left: calc(50% - 158px);
          top: calc(50% + 50px);
          z-index: 20;
        }
      }
      >div:hover{
        .bg2{
          opacity: 1;

        }
        .icon{
          .icon1{
            opacity: 0;
          }
          .icon2{
            opacity: 1;
            top:-17px;
          }
        }
        .title{
          display: none;
        }
        .link{
          opacity: 1;
          top: calc(50% + 5px);
        }
        .miaosu{
          opacity: 1;
          top: calc(50% + 20px);
        }
      }
      >div:nth-child(2){
        width: 31%;
        position: relative;
        left:-8%;
        z-index: 10;
      }
      >div:nth-child(3){
        width: 31%;
        position: relative;
        z-index: 12;
        left:-16%;
      }
      >div:nth-child(4){
        position: absolute;
        width: 31%;
        right:0;
        top:0;
        z-index: 10;
      }
    }
  }
  .mk2{
    >.title{
      font-size: 46px;
      font-weight: bolder;
      padding: 68px 0;
      box-sizing: border-box;
      text-align: center;
      color:#4E5669;
    }
    .box{
      display: flex;
      flex-direction: row;
      align-items: center;
      justify-content: center;
      width: 1200px;
      margin: 0 auto 80px;
      .left.text{
        width: 50%;
        padding: 100px 108px 0 50px;
        box-sizing: border-box;
        position: relative;
        height: 500px;
        .title{
          font-size: 32px;
          line-height: 60px;
          margin-bottom: 60px;
          font-weight: bolder;
          color:#4E5669;
          position: relative;
          z-index: 10;
        }
        .miaosu{
          font-size: 16px;
          color: #666;
          position: relative;
          z-index: 10;
        }
        .line{
          width: 80px;
          height: 1px;
          background: #d9af54;
          margin: 50px 0;
          position: relative;
          z-index: 10;
        }
      }
      .left.text::after{
        content: '';
        display: block;
        position: absolute;
        right:0;
        top:0;
        width: 50%;
        height:500px;
        background: #F6F8FA;
      }
      .right.text{
        width: 50%;
        padding: 100px 108px 0 50px;
        box-sizing: border-box;
        position: relative;
        height: 500px;
        .title{
          font-size: 32px;
          line-height: 60px;
          margin-bottom: 60px;
          font-weight: bolder;
          color:#4E5669;
          position: relative;
          z-index: 10;
        }
        .miaosu{
          font-size: 16px;
          color: #666;
          position: relative;
          z-index: 10;
        }
        .line{
          width: 80px;
          height: 1px;
          background: #d9af54;
          margin: 50px 0;
          position: relative;
          z-index: 10;
        }
      }
      .right.text::after{
        content: '';
        display: block;
        position: absolute;
        left:0;
        top:0;
        width: 50%;
        height:500px;
        background: #F6F8FA;
      }
      div.img{
        width: 50%;
        height: 500px;
        img{
          display: block;
          width: 100%;
          height:100%;
        }
      }
    }
    .lastbox{
      width: 1200px;
      margin: 0 auto;
      height: 500px;
      position: relative;
      .imgs{
        display: flex;
        flex-direction: row;
        align-items: center;
        justify-content: space-between;
        img{
          display: block;
          width: 50%;
          height:100%;
        }
      }
      .txt{
        width: 688px;
        height:160px;
        background: #fff;
        margin: 0 auto;
        position: absolute;
        top:170px;
        left:50%;
        margin-left: -344px;
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        .title{
          font-size: 30px;
          font-weight: bold;
          color:#000;
        }
        .miaosu{
          font-size: 14px;
          color:#666;
          padding: 20px 0;
          box-sizing: border-box;
        }
        .line{
          width: 80px;
          height: 1px;
          background:#d9af54 ;
        }
      }
    }
    .listbox{
      background: url("https://djmaftersales.oss-cn-shenzhen.aliyuncs.com/zjhpro/maomi/pic_bg_base.png") no-repeat center center;
      background-size: cover;
      min-width: 1200px;
      display: flex;
      flex-direction: row;
      align-items: center;
      justify-content: center;
      gap: 150px;
      height:362px;
      li{
        text-align: center;
        img{
          display: block;
          width: 120px;
          height: 120px;
          margin: 0 auto 40px;
        }
        div{
          font-size: 16px;
          font-weight: bold;
          text-align: center;
          color:#4E5669;
        }
      }
    }
  }
}
